CN108758344A - A kind of exhaust apparatus for explosion-proof positive pressure cabinet - Google Patents
A kind of exhaust apparatus for explosion-proof positive pressure cabinet Download PDFInfo
- Publication number
- CN108758344A CN108758344A CN201810543296.XA CN201810543296A CN108758344A CN 108758344 A CN108758344 A CN 108758344A CN 201810543296 A CN201810543296 A CN 201810543296A CN 108758344 A CN108758344 A CN 108758344A
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- Prior art keywords
- cabinet
- cylinder
- row gas
- gas storehouse
- partition
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of exhaust apparatus for explosion-proof positive pressure cabinet, including main cabinet（1）With exhaust cabinet（3）, in main cabinet（1）It is interior to be equipped with horizontally disposed first partition（1.1）, first partition（1.1）By main cabinet（1）Inside it is separated into the installation bin on upper layer（1.2）With the transition warehouse of lower layer（1.3）, first partition（1.1）Wherein side and main cabinet（1）The first gap is equipped between inner wall（1.11）, in the transition warehouse（1.3）It is interior to be equipped with for blocking the first gap（1.11）First sealing device（4）.Advantages of the present invention：Mixed gas to be discharged can be filtered in exhaust, the hydro carbons pernicious gas in mixed gas is absorbed, ambient atmosphere will not be caused to pollute by the present invention.
Description
Technical field
The present invention relates to electrical explosion proof technical field more particularly to a kind of exhaust apparatus for explosion-proof positive pressure cabinet.
Background technology
With the rapid development of the industries such as kerosene chemical industry, metal smelt, chemical pharmacy, explosion-proof positive pressure cabinet is in system control
Utilization it is more and more extensive.Injure in occasion how accurately to utilize positive-pressure explosion-proof controller in explosive gas.Due to electrically setting
Set that equipment fielding is not all right in thing to be generated electric spark or form extremely hot appearance with preventing, once they are explosivity with scene
Gas obscures object and meets, and may result in the generation of explosion turmoil, between jeopardize user's property and life is quiet.It is existing it is explosion-proof just
Press cabinet.It during explosion-proof positive pressure cabinet use, needs often to taking a breath in cabinet, so that it is guaranteed that in-cabinet temperature is in suitable model
In enclosing, the service life of electrical equipment in cabinet is improved.Although existing positive pressure cabinet leakproofness is fine, still have a small amount of
Hydrocarbon gas is mixed into cabinet, these hydrocarbon gas can directly be emptied with nitrogen in exhaust process, can be caused to air centainly
Pollution.
Invention content
The purpose of the present invention is to solve disadvantages existing in the prior art, and the one kind proposed is used for explosion-proof positive pressure cabinet
Exhaust apparatus.
To achieve the goals above, present invention employs following technical solutions：
A kind of exhaust apparatus for explosion-proof positive pressure cabinet, it is characterised in that：Including main cabinet and exhaust cabinet, set in main cabinet
There is a horizontally disposed first partition, first partition will be separated into the transition warehouse of the installation bin and lower layer on upper layer in main cabinet, and first
It is equipped with the first gap between partition board wherein side and main cabinet inner wall, is equipped in the transition warehouse for blocking the first gap
First sealing device；
Horizontally disposed second partition is equipped in exhaust gas cabinet body, second partition is separated into the first row gas storehouse on upper layer by cabinet is vented
With second row gas storehouse, it is connected by connecting hole between second row gas storehouse and the transition warehouse, it is built-in useful in second row gas storehouse
In the second sealing device for blocking connecting hole, it is equipped with through-hole on second partition, leads between first row gas storehouse and second row gas storehouse
The through-hole crossed on second partition is connected, in the through-hole from second row gas storehouse to the direction of first row gas storehouse successively with connect
X molecular sieve cartridge filter and absorption activated carbon cartridge filter are connect, the third for blocking through-hole is equipped in first row gas storehouse and seals dress
It sets, exhaust pipe is equipped in first row gas storehouse side, exhaust pipe penetrates through the first row gas storehouse, and motor-driven valve is equipped on exhaust pipe,
Motor-driven valve is arranged in first row gas storehouse.
Preferably, the first sealing device includes by the linear guide of pack support support connection, in the linear guide
On be slidably connected slide plate, be equipped with the first seal groove and square aperture slot in slide plate side, second be equipped in square aperture trench bottom
Seal groove, side is fixedly connected block below slide plate, and the side of fixed block towards inflation cabinet is inclined-plane, under fixed block
Side is equipped with the driving device for driving slide plate to be slided in the linear guide, solid between the slide plate other side and the inner wall of transition warehouse
Surely it is equipped with one group of spring, one end of each spring is fixedly connected with slide plate, and the other end of each spring is solid by connecting plate
Surely it is connected on the inner wall of transition warehouse.
Preferably, the driving device includes the first cylinder, and the first cylinder is fixedly connected on transition warehouse inside bottom vertically,
Voussoir, voussoir setting corresponding with the inclined-plane of the fixed block are fixedly connected on the piston rod of first cylinder.
Preferably, second sealing device includes the second cylinder, and the second cylinder level is fixedly connected on second row gas storehouse
It is interior, push plate is fixedly connected on the piston rod of the second cylinder, push plate is oppositely arranged with the connecting hole.
Preferably, the third sealing device includes third cylinder, and the piston rod of third cylinder is arranged straight down, third
Cylinder is fixedly connected on first row gas storehouse inside top, is fixedly connected with pressing plate on the piston rod of third cylinder, pressing plate with it is described
Through-hole on second partition is oppositely arranged.
The advantage of the invention is that：The present invention is used suitable for explosion-proof positive pressure cabinet, can will be to be discharged in exhaust
Mixed gas is filtered, and the hydro carbons pernicious gas in mixed gas is absorbed, will not cause the external world after emptying in this way
Atmosphere pollution.
Description of the drawings
Fig. 1 is a kind of basic structure schematic diagram of exhaust apparatus for explosion-proof positive pressure cabinet provided by the present invention；
Fig. 2 is the basic structure schematic diagram of first sealing device；
Fig. 3 is state diagram when first sealing device blocks the first gap；
Fig. 4 is state diagram when first sealing device does not block the first gap.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As depicted in figs. 1 and 2, a kind of exhaust apparatus for explosion-proof positive pressure cabinet provided by the invention, including main cabinet 1,
It is welded and fixed inflation cabinet 2 in 1 side of main cabinet, exhaust cabinet 3 is welded and fixed in 1 other side of main cabinet.
Horizontally disposed first partition 1.1 is equipped in main cabinet 1, first partition 1.1 will be separated into upper layer in main cabinet 1
Installation bin 1.2 and lower layer transition warehouse 1.3, the first gap is equipped between 1 inner wall of the wherein side of first partition 1.1 and main cabinet
1.11,1.1 downside mating connection convex block 1.12 of first partition, convex block 1.12 is positioned close to 1.11 side of the first gap, in institute
State the first sealing device 4 being equipped in transition warehouse 1.3 for blocking the first gap 1.11.
First sealing device 4 includes two holders 4.1, and two holders 4.1 are weldingly fixed on 1.3 inside bottom of transition warehouse
Portion, two fixed the linear guides of the common support in 4.1 upside of holder, is equipped with slide plate 4.2 in the linear guide, and 4.2 downside of slide plate is set
There are sliding slot, slide plate 4.2 that can reciprocatingly slide in the linear guide by sliding slot.
It is equipped with the first seal groove 4.22 and square aperture slot 4.21 in 4.2 side of slide plate, is set in the first seal groove 4.22
There are the first sealing joint strip, the first sealing joint strip and the inner wall of the transition warehouse 1.3 to be oppositely arranged, in 4.21 bottom of square aperture slot
Equipped with the second seal groove 4.23, the second sealing joint strip, the second sealing joint strip and the convex block are equipped in the second seal groove 4.23
1.12 being oppositely arranged.
Side is welded to connect fixed block 4.3 below slide plate 4.2, and the side of fixed block 4.3 towards inflation cabinet 2 is inclined-plane
4.31, the driving device for driving slide plate 4.2 to be slided in the linear guide, driving device packet are equipped with below fixed block 4.3
The first cylinder 4.6 is included, the first cylinder 4.6 is fixedly connected on 1.3 inside bottom of transition warehouse, the piston rod of the first cylinder 4.6 vertically
On be fixedly connected with voussoir 4.7, the setting corresponding with the inclined-plane 4.31 of the fixed block 4.3 of voussoir 4.7.
Two springs 4.4 are fixed between 4.2 other side of slide plate and the inner wall of transition warehouse 1.3, each spring 4.4
One end is fixedly connected with slide plate 4.2, and the other end of each spring 4.4 is fixedly connected on transition warehouse 1.3 by connecting plate 4.5
Inner wall on.
When in use, when needing the first gap 1.11 to be blocked by first sealing device 4, in conjunction with Fig. 3, pass through
One cylinder 4.6 declines with dynamic voussoir 4.7, and slide plate 4.2 is under the elastic force effect of two springs 4.4, along the linear guide to the other side
Sliding.Such second sealing joint strip is in contact with the convex block 1.12 of 1.1 downside of first partition, to be sealed；First sealing
Adhesive tape is in contact with the inner wall of transition warehouse 1.3, to be sealed.
When the first gap 1.11 need not be blocked by first sealing device 4, in conjunction with Fig. 4, pass through the first cylinder
4.6 band dynamic voussoirs 4.7 rise, since 4.2 upside of slide plate is in contact with 1.1 downside of first partition, in 4.7 uphill process of voussoir
In, voussoir 4.7 is in contact with the inclined-plane 4.31 of fixed block 4.3, and voussoir 4.7 can be to fixed block 4.3 towards the water in 4.4 direction of spring
Flat side force, slide plate 4.2 are slided and are compressed spring 4.4, such slide plate 4.2 to 4.4 direction of spring under the action of lateral force
There are the second gaps 4.24, installation bin 1.2 can pass through the second gap with transition warehouse 1.3 between the inner wall of transition warehouse 1.3
4.24 taking a breath.
It is vented in cabinet 3 and is equipped with horizontally disposed second partition 3.1, second partition 3.1 is separated into upper layer by cabinet 3 is vented
First row gas storehouse 3.2 and second row gas storehouse 3.3.Pass through 7 phase of connecting hole between second row gas storehouse 3.3 and the transition warehouse 1.3
Connection, in built-in the second sealing device 8 for being useful for blocking connecting hole 7 of second row gas storehouse 3.3, the second sealing device 8 includes the
Two cylinders 8.1,8.1 level of the second cylinder are fixedly connected in second row gas storehouse 3.3, fixed on the piston rod of the second cylinder 8.1
Push plate 8.2 is connected, push plate 8.2 is oppositely arranged with the connecting hole 7.
It is equipped with through-hole on second partition 3.1, passes through second partition between first row gas storehouse 3.2 and second row gas storehouse 3.3
Through-hole on 3.1 is connected, in the through-hole from second row gas storehouse 3.3 to the direction of first row gas storehouse 3.2 successively with connect
13X molecular sieve filtrations cylinder 3.11 and absorption activated carbon cartridge filter 3.12 are connect, is equipped in first row gas storehouse 3.2 for blocking through-hole
Third sealing device 9, the third sealing device 9 include third cylinder 9.1, the piston rod of third cylinder 9.1 is straight down
Setting, third cylinder 9.1 are fixedly connected on 3.2 inside top of first row gas storehouse, fixed on the piston rod of third cylinder 9.1 to connect
Pressing plate 9.2 is connect, pressing plate 9.2 is oppositely arranged with the through-hole on the second partition 3.1.
It is equipped with exhaust pipe 10 in 3.2 side of first row gas storehouse, exhaust pipe 10 penetrates through the first row gas storehouse 3.2, is being vented
Pipe 10 is equipped with motor-driven valve 10.1 and check-valves, and motor-driven valve 10.1 is arranged in first row gas storehouse 3.2, and check-valves is arranged first
It is vented 3.2 outside of storehouse, check-valves is for preventing ambient atmos from entering in first row gas storehouse 3.2.
In exhaust, the mixed gas in installation bin 1.2 is discharged into transition warehouse 1.3 by first sealing device 4, is discharged into
After, the first gap 1.11 is sealed by closure by first sealing device 4, is then pushed away by the drive of the second cylinder 8.1
Plate 8.2 opens connecting hole 7, and the mixed gas in transition warehouse 1.3 is discharged into second row gas storehouse 3.3, the second cylinder is then passed through
8.1 drive push plate 8.2 by 7 sealing blocking of connecting hole.After the completion of connecting hole 7 blocks, by third cylinder 9.1 with dynamic pressure plate 9.2
It moves up, the mixed gas in second row gas storehouse 3.3 can enter along the through-hole on second partition 3.1 in first row gas storehouse 3.2, herein
The hydro carbons pernicious gas in mixed gas can be inhaled by 13X molecular sieve filtrations cylinder 3.11 with absorption activated carbon cartridge filter 3.12 in the process
It receives, is then moved down the through-hole sealing blocking on second partition 3.1 with dynamic pressure plate 9.2 by third cylinder 9.1.Second partition
After the completion of through-hole sealing blocking on 3.1, motor-driven valve 10.1 is opened, the gas in first row gas storehouse 3.2 is discharged into the external world.It is arranging
When gas, the present invention is vented using level Four, and hydro carbons toxic and harmful gas can not only be eliminated in exhaust process, additionally it is possible to effectively anti-
Only extraneous flammable explosive gas flows back into installation bin 1.2.Motor-driven valve 10.1, the first cylinder 4.6, the second gas in the present invention
Cylinder 8.1, third cylinder 9.1 coordinate PLC control system to be controlled by temperature controller, pressure transmitter, control mode
It is the prior art, no longer illustrates herein.In installation bin 1.2, transition warehouse 1.3, second row gas storehouse 3.3 and first row gas storehouse 3.2
Inside it is respectively arranged with temperature controller, pressure transmitter.
Claims (5)
1. a kind of exhaust apparatus for explosion-proof positive pressure cabinet, it is characterised in that：Including main cabinet（1）With exhaust cabinet（3）, in master
Cabinet（1）It is interior to be equipped with horizontally disposed first partition（1.1）, first partition（1.1）By main cabinet（1）Inside it is separated into the peace on upper layer
Binning（1.2）With the transition warehouse of lower layer（1.3）, first partition（1.1）Wherein side and main cabinet（1）First is equipped between inner wall
Gap（1.11）, in the transition warehouse（1.3）It is interior to be equipped with for blocking the first gap（1.11）First sealing device（4）；
It is vented cabinet（3）It is fixedly connected on main cabinet（1）Side is vented cabinet（3）It is interior to be equipped with horizontally disposed second partition
（3.1）, second partition（3.1）Cabinet will be vented（3）It is separated into the first row gas storehouse on upper layer（3.2）With second row gas storehouse（3.3）,
Second row gas storehouse（3.3）With the transition warehouse（1.3）Between pass through connecting hole（7）It is connected, in second row gas storehouse（3.3）It is built-in
It is useful for blocking connecting hole（7）The second sealing device（8）, in second partition（3.1）It is equipped with through-hole, first row gas storehouse
（3.2）With second row gas storehouse（3.3）Between pass through second partition（3.1）On through-hole be connected, by second in the through-hole
It is vented storehouse（3.3）To first row gas storehouse（3.2）Direction mating connection 13X molecular sieve filtrations cylinder successively（3.11）With adsorption activity
Charcoal cartridge filter（3.12）, in first row gas storehouse（3.2）The interior third sealing device being equipped with for blocking through-hole（9）, in first row
Gas storehouse（3.2）Side is equipped with exhaust pipe（10）, exhaust pipe（10）Penetrate through the first row gas storehouse（3.2）, in exhaust pipe（10）On
Equipped with motor-driven valve（10.1）, motor-driven valve（10.1）It is arranged in first row gas storehouse（3.2）It is interior.
2. a kind of exhaust apparatus for explosion-proof positive pressure cabinet according to claim 1, it is characterised in that：First sealing
Device（4）Including passing through a pack support（4.1）The linear guide of connection is supported, be slidably connected slide plate in the linear guide（4.2）,
In slide plate（4.2）Side is equipped with the first seal groove（4.22）With square aperture slot（4.21）, in square aperture slot（4.21）Bottom
Equipped with the second seal groove（4.23）, in slide plate（4.2）Lower section side is fixedly connected block（4.3）, fixed block（4.3）Direction is filled
Gas holder body（2）Side be inclined-plane（4.31）, in fixed block（4.3）Lower section is equipped with for driving slide plate（4.2）In the linear guide
The driving device of upper sliding, in slide plate（4.2）The other side and transition warehouse（1.3）Inner wall between be fixed with one group of spring
（4.4）, each spring（4.4）One end and slide plate（4.2）It is fixedly connected, each spring（4.4）The other end pass through company
Fishplate bar（4.5）It is fixedly connected on transition warehouse（1.3）Inner wall on.
3. a kind of exhaust apparatus for explosion-proof positive pressure cabinet according to claim 2, it is characterised in that：The driving device
Including the first cylinder（4.6）, the first cylinder（4.6）It is fixedly connected on transition warehouse vertically（1.3）Inside bottom, the first cylinder
（4.6）Piston rod on be fixedly connected with voussoir（4.7）, voussoir（4.7）With the fixed block（4.3）Inclined-plane（4.31）It is corresponding
Setting.
4. a kind of exhaust apparatus for explosion-proof positive pressure cabinet according to claim 1, it is characterised in that：Second sealing
Device（8）Including the second cylinder（8.1）, the second cylinder（8.1）Level is fixedly connected on second row gas storehouse（3.3）It is interior, the second gas
Cylinder（8.1）Piston rod on be fixedly connected with push plate（8.2）, push plate（8.2）With the connecting hole（7）It is oppositely arranged.
5. the explosion-proof positive pressure cabinet of a kind of intelligent micro-pressure according to claim 1, it is characterised in that：The third sealing device
（9）Including third cylinder（9.1）, third cylinder（9.1）Piston rod be arranged straight down, third cylinder（9.1）It is fixedly connected
In first row gas storehouse（3.2）Inside top, in third cylinder（9.1）Piston rod on be fixedly connected with pressing plate（9.2）, pressing plate
（9.2）With the second partition（3.1）On through-hole be oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810543296.XA CN108758344B (en) | 2018-05-31 | 2018-05-31 | Exhaust device for explosion-proof positive pressure cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810543296.XA CN108758344B (en) | 2018-05-31 | 2018-05-31 | Exhaust device for explosion-proof positive pressure cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108758344A true CN108758344A (en) | 2018-11-06 |
| CN108758344B CN108758344B (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810543296.XA Active CN108758344B (en) | 2018-05-31 | 2018-05-31 | Exhaust device for explosion-proof positive pressure cabinet |
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| Country | Link |
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| CN (1) | CN108758344B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113573531A (en) * | 2021-09-27 | 2021-10-29 | 江苏欧瑞防爆电气有限公司 | Exhaust device for explosion-proof positive pressure cabinet |
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| CN206958379U (en) * | 2017-07-14 | 2018-02-02 | 沈阳飞驰科技有限公司 | Anti-explosion gas bleeder valve and intellectual monitoring positive pressure explosion-proof cabinet |
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|---|---|---|---|---|
| US20070284462A1 (en) * | 2003-10-06 | 2007-12-13 | Amos Mfg., Inc. | Shredding machine |
| CN202771213U (en) * | 2012-06-11 | 2013-03-06 | 杭州坚信电气设备有限公司 | Explosion-proof positive-pressure cabinet |
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| CN113573531A (en) * | 2021-09-27 | 2021-10-29 | 江苏欧瑞防爆电气有限公司 | Exhaust device for explosion-proof positive pressure cabinet |
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| CN108758344B (en) | 2020-03-27 |
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